"before i bought the E3 spark plugsmy vehicle use to consume more fuel drugjerkfeel heavy like i was driving a heavy duty truck.it also use to have a time lag when the accelerator was pressed. Nowits lighthas more powerno time lag and does not jerk or drug and consumes less fuel."posted by: zebode on January 31, 2013

"I put these plugs in my truck about 1 year ago and now there is no other plug I will use you get more miles per gal and more power to use any other you should have your head ex-ray"posted by: rich on June 12, 2012view all 4 reviews